import React from 'react'
import { useState } from 'react'

export default function Sun() {
  return (
    <div>
      <form>
        <input
          type="text"

          // ref={inputRef}
        />
      </form>
      <button>修改名字</button>
      <button>清空</button>
      <button>修改年龄</button>
    </div>
  )
}
